Papilla
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Look up papilla in Wiktionary, the free dictionary. |
The term papilla (plural: papillae) generally means a nipple-like structure, and may refer to:
- Mammary papilla, or nipple
- Amphibian papilla and basal papilla, part of the inner ear of the frog.
- Interdental papilla, part of the gingiva between teeth
- Dental papilla, cells involved in a developing tooth
- Renal papilla, in the kidney
- Lacrimal papilla, on the eyelid
- Major duodenal papilla, the opening of the pancreatic duct and common bile duct into the duodenum
- Minor duodenal papilla, the opening of the accessory pancreatic duct into the duodenum
- Dermal papillae, at the base of every hair follicle
- Papillary thyroid cancer, a type of disease
- Papilloma, a benign epithelial tumor
- Papillary muscle, a muscle in the heart
- Cuticular papilla, a raised thickening in plant cuticle, not large enough to be considered a trichome or hair
Tongue
- Lingual papillae, of which there are 4 types:
- Circumvallate papillae
- Fungiform papilla
- Filiform papilla
- Foliate papillae
- All lingual papillae contain taste buds except for filiform papillae.[1]
Fish
- Genital papilla, a small tube on fish anatomy, through which eggs or sperm are released
- Papilla (fish anatomy), small lumps of dermal tissue found in the mouth which hold taste buds
- The sensory papillae of the Amblyopsidae (cavefishes)
Sea cucumber
- Papillae, conical fleshy protuberances on a sea cucumber.
Mushroom
- papilla (mycology), an acutely nipple-shaped protrusion in the center of the cap